Trade , for these analysts , leads to the despoilment of the environment and not its improvement .

贸易，这些分析家认为，导致对环境的掠夺，而不是其改进。

Concern for preservation of the natural heritage of the united states in an era of increasing industrialization and despoilment of natural resources began in the nineteenth century .

天然遗产地维护---存眷美国始于十9世纪疾速开展地工业化和对天然资本地掠取。